Abaixo está uma instrução que descreve uma tarefa de geração de SQL, combinada com uma entrada que fornece mais contexto sobre os esquemas de tabela disponíveis. Escreva o código SQL que responda adequadamente à solicitação
 ###Instrução: Quantos pontos existem para 63 tentativas contra?
 ###Tabelas: CREATE TABLE full_results (full_results_id AUTO_INCREMENT PRIMARY KEY, Finished VARCHAR, Post INT, Horse VARCHAR, Jockey VARCHAR, Trainer VARCHAR, Odds INT) CREATE TABLE participation_and_medals (participation_and_medals_id AUTO_INCREMENT PRIMARY KEY, Games INT, First INT, Last INT, Gold INT, Silver INT, Bronze INT, Total INT, Best finish (first/last) VARCHAR) CREATE TABLE american_television_ratings (american_television_ratings_id AUTO_INCREMENT PRIMARY KEY, Season VARCHAR, Timeslot VARCHAR, Season Premiere VARCHAR, Season Finale VARCHAR, Episodes INT, TV Season VARCHAR, Ranking VARCHAR, Viewers (in millions) VARCHAR) CREATE TABLE league_table (league_table_id AUTO_INCREMENT PRIMARY KEY, Club VARCHAR, Played VARCHAR, Won VARCHAR, Drawn VARCHAR, Lost VARCHAR, Points for VARCHAR, Points against VARCHAR, Tries for VARCHAR, Tries against VARCHAR, Try bonus VARCHAR, Losing bonus VARCHAR, Points VARCHAR) CREATE TABLE former_stations (former_stations_id AUTO_INCREMENT PRIMARY KEY, Station VARCHAR, Municipality VARCHAR, County VARCHAR, Former railroad VARCHAR, Closed INT)  
SELECT Points for FROM league_table WHERE Tries against = 63